
- Media releases
- Thermal power
Tarong overhaul to support reliability, jobs and local economy
21 August 2026
Stanwell is a Queensland Government-owned corporation delivering affordable, reliable and sustainable electricity to Queensland and the National Electricity Market. We provide a significant proportion of Queensland’s electricity, supporting system stability and enabling prosperity of the State’s economy, industries and communities. With more than 40 years’ of operational experience, Stanwell has established capability in owning, operating and maintaining energy generation assets that support reliable energy for today. We continue to invest in the assets that support Queensland's energy needs now, while partnering with the private sector and Queensland Investment Corporation (QIC) to develop the energy portfolio Queensland needs for the future. Through this work, Stanwell is delivering affordable, reliable and sustainable electricity for the State.
Together, these lines of business enable us to support our shareholder’s mission to deliver affordable, reliable and sustainable energy for Queensland.
This table shows the current operating status of Stanwell's thermal generating units.
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Our power stations are managed for performance, efficiency and reliability, underpinned by more than four decades of operational excellence.
Our twelve-month moving average reliability factor exceeds 99 per cent across our portfolio, helping ensure affordable, reliable and secure electricity remains available when Queensland needs it.
We have consistently been one of the most reliable generators in the National Electricity Market.
Explore our energy assets to learn more about how our generation portfolio supports Queensland's energy needs.
Average reliability factor (twelve month moving average)

21 August 2026

23 July 2026

20 July 2026
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